Which answer best describes the quadratic formula? Group of answer choices

A formula that can determine the sides of a right triangle

A formula that can solve quadratic equations in standard form

A formula that can solve linear equations

A formula that can solve quadratic equations in vertex form

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Question 21 pts
Select each quadratic expression that is in standard form.
Group of answer choices

LaTeX: 4x^2+8x-2x+104 x 2 + 8 x − 2 x + 10

LaTeX: -3x^2+5x-9− 3 x 2 + 5 x − 9

LaTeX: 5x^2-3+2x5 x 2 − 3 + 2 x

LaTeX: \frac{3}{5}x^2-6x+100000003 5 x 2 − 6 x + 10000000

Exclude leap years from the following calculations. (a) compute the probability that a randomly selected person does not have a birthday on october 4. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability that a randomly selected person does not have a birthday on the 1st day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability that a randomly selected person does not have a birthday on the 30th day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (d) compute the probability that a randomly selected person was not born in january. (type an integer or a decimal rounded to three decimal places as needed.)